En bref
- CVE-2026-3590 est une vulnérabilité MOYENNE (CVSS 6.5) touchant github.com/mattermost/mattermost-server, github.com/mattermost/mattermost-server/v5, github.com/mattermost/mattermost-server/v6.
- Probabilité d'exploitation dans les 30 prochains jours (EPSS) : 0.15%, plus élevée que 4.3% des vulnérabilités.
- Correctif : mettre à jour vers 10.11.13, 10.11.13+incompatible, 11.3.3, 11.3.3+incompatible ou plus récent.
Description
Mattermost versions 10.11.x <= 10.11.12, 11.5.x <= 11.5.0, 11.4.x <= 11.4.2, 11.3.x <= 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker with access to a valid magic link to establish multiple independent authenticated sessions via concurrent requests. Mattermost Advisory ID: MMSA-2026-00624.
NVD description
Mattermost versions 10.11.x <= 10.11.12, 11.5.x <= 11.5.0, 11.4.x <= 11.4.2, 11.3.x <= 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker with access to a valid magic link to establish multiple independent authenticated sessions via concurrent requests.. Mattermost Advisory ID: MMSA-2026-00624
Autres vulnérabilités de github.com/mattermost/mattermost-server
Tout voir →Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free